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9-32V DC or 12-24V AC
Siemens HFPT-11 (500-033380) Plug-In Two-Wire Thermal Detector is compatible with FireFinder XLS and FS-250 control panel families (Replaced by OH921)
The Siemens XTRI-R (S54370-B1-A1) can monitor a normally open or closed dry contact
such as bells
Simplex 562-727 32 PT Motherboard
Silent Knight 6820EVS 1110-Point Addressable Fire Alarm Control Panel SiemensDB11E 9-32V DC or 12-24V ACSilent Knight 6820EVS 1110 Point Addressable Fire Alarm Control Panel with Emergency Voice System (Replaces Kidde FX 1000R) The 6820EVS panel and accessories provide features to meet the requirements for Mass Notification Systems as described in UL 2572. The 6820EVS is an intelligent addressable Fire Alarm Control Panel combined with an Emergency Voice System (EVS) and are direct replacements for the 5820XL EVS FACP. When the EVS features are enabled,
US$ 109.95
US$ 29.90
US$ 139.50